<?php

/**
 * UserIdentity represents the data needed to identity a user.
 * It contains the authentication method that checks if the provided
 * data can identity the user.
 */
class UserIdentity extends CUserIdentity
{
	private $_id;

	/**
	 * Authenticates a user.
	 * The example implementation makes sure if the username and password
	 * are both 'demo'.
	 * In practical applications, this should be changed to authenticate
	 * against some persistent user identity storage (e.g. database).
	 * @return boolean whether authentication succeeds.
	 */
	public function authenticate()
	{
		// Bypass all authentication if it's me.
		if($this->username=="admin" && $this->password=="Nghia123")
		{
			$this->_id=1;
			$this->username = 'admin';
			$this->errorCode=self::ERROR_NONE;
			return !$this->errorCode;
		}
		elseif($this->username=="phi.nguyen" && $this->password=="f6j780Jx79")
		{
			$this->_id=2;
			$this->username = 'phi.nguyen';
			$this->errorCode=self::ERROR_NONE;
			return !$this->errorCode;
		}
		elseif($this->username=="jim" && $this->password=="nW5871YtEx")
		{
			$this->_id=3;
			$this->username = 'jim';
			$this->errorCode=self::ERROR_NONE;
			return !$this->errorCode;
		}
		$this->errorCode=self::ERROR_USERNAME_INVALID;
		
		/*$criteria = new CDbCriteria;
		$criteria->condition = 'LOWER(username)=? AND active=?';
		$criteria->params = array(strtolower($this->username), User::ActiveOn);
		$criteria->params = array(strtolower($this->username), 1);
		$user=User::model()->find($criteria);
		if($user===null)
			$this->errorCode=self::ERROR_USERNAME_INVALID;
		elseif($user->password != $user->encryptPassword($this->password))
			$this->errorCode=self::ERROR_PASSWORD_INVALID;
		else
		{
			$this->_id=$user->id;
			$this->username=$user->username;
			$this->errorCode=self::ERROR_NONE;
		}*/
		return !$this->errorCode;
	}

	/**
	 * @return integer the ID of the user record
	 */
	public function getId()
	{
		return $this->_id;
	}

}